Proton fault codes
8,866 codes · 50 vehicle records · 175 ECU records · 0 live-data parameters
Codes 8,866
| Code | Description | Brands | System |
|---|---|---|---|
| P150C | RPM request from transmission: cannot be Performed; Implausible signal | 15 | Powertrain |
| P150D | %str_ _xxxx | 15 | Powertrain |
| P150E | Electronic control module cooling fan circuit | 13 | Powertrain |
| P150F | External control module: incorrectly coded; Short to plus | 14 | Powertrain |
| P1512 | Short circuit to negative or open circuit | 32 | Powertrain |
| P1513 | Short circuit to positive | 26 | Powertrain |
| P1515 | Shutdown time implausible | 34 | Powertrain |
| P1516 | Electronic Throttle Control (ETC) drive steady status diagnosis error | 30 | Powertrain |
| P1517 | Power Supply Relay for ECU (J271 or J363): Electrical Malfunction | 24 | Powertrain |
| P1518 | Wheel speed too high | 24 | Powertrain |
| P1519 | DME: Control VANOS, end-pos. fault, inlet camshaft | 22 | Powertrain |
| P151A | Start monitoring | 16 | Powertrain |
| P1520 | DME: Control VANOS, end-pos. fault, exhaust camshaft | 28 | Powertrain |
| P1521 | Intake manifold changeover valve 2 circuit electrical malfunction | 21 | Powertrain |
| P1522 | DME: Control VANOS, position, inlet camshaft | 22 | Powertrain |
| P1523 | Short circuit to negative | 27 | Powertrain |
| P1524 | Short circuit to positive | 21 | Powertrain |
| P1526 | Intake camshaft control circuit, bank 1 short to battery (+) | 21 | Powertrain |
| P1527 | Transmission range to pressure switch correlation | 20 | Powertrain |
| P1528 | Alternator charging information | 19 | Powertrain |
| P152A | Ignition Start Lamp 'A' Control Circuit Low | 13 | Powertrain |
| P1530 | Short circuit to positive | 32 | Powertrain |
| P1531 | Camshaft Timing Adjustment: Open Circuit | 32 | Powertrain |
| P1532 | A/C compressor MAG clutch | 26 | Powertrain |
| P1533 | AAI Circuit Malfunction | 25 | Powertrain |
| P1535 | Fuel pressure regulator current control | 22 | Powertrain |
| P1536 | Brake pedal stroke sensor | 25 | Powertrain |
| P1537 | A/C Request Circuit Low Voltage | 19 | Powertrain |
| P1538 | Engine shutoff solenoid open/short to ground | 21 | Powertrain |
| P1540 | Vehicle speed sensor high input | 25 | Powertrain |
| P1541 | Fuel pump relay circuit open | 27 | Powertrain |
| P1542 | Primary PCM ID circuit (dual PCM application) | 26 | Powertrain |
| P1543 | Air conditioning relay circuit | 25 | Powertrain |
| P1544 | Battery current sensor B | 24 | Powertrain |
| P1545 | A/C clutch relay control circuit | 30 | Powertrain |
| P1546 | Battery temperature sensor B | 25 | Powertrain |
| P1547 | Battery temperature sensor B | 19 | Powertrain |
| P1549 | Boost pressure control valve short to ground | 20 | Powertrain |
| P154A | Intake air heater feedback circuit | 13 | Powertrain |
| P154B | Particulate Filter Regeneration. Frequency Too High | 11 | Powertrain |
| P154C | Intake Air Heater Current Signal Circuit | 9 | Powertrain |
| P154D | charger 2: malfunction; Defective | 10 | Powertrain |
| P154E | Boost pressure regulation bank 2: malfunction; Short to plus | 12 | Powertrain |
| P154F | Boost pressure regulation: malfunction; Open circuit | 14 | Powertrain |
| P1550 | DME: Activation, idle-speed control valve/closing coil | 30 | Powertrain |
| P1551 | BECB current measurement fault | 27 | Powertrain |
| P1553 | Idle Air Control Valve | 24 | Powertrain |
| P1554 | Cruise Control Feedback Circuit | 27 | Powertrain |
| P1555 | Brake vacuum booster pump relay circuit short leading to high voltage | 27 | Powertrain |
| P1556 | Small leakage of vacuum degree of brake vacuum booster pump | 27 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.